oracle 10g可以通过基于备份的rman DUPLICATE实现dataguard,通过步骤需要对数据库进行备份,并在standby侧进行数据库的恢复。
而到了11g,oracle推出了Duplicate From Active Database技术,不需要再对数据库进行rman备份恢复,一切动作都通过网络自动完成。

主库已在归档模式

SQL> archive log list;
Database log mode              Archive Mode
Automatic archival             Enabled
Archive destination            /home/oracle/arch
Oldest online log sequence     8
Next log sequence to archive   10
Current log sequence           10

SQL> alter database force logging;

SQL> alter database add standby logfile group 4 '/u01/app/oracle/flash_recovery_area/SALES/standbylog/standby01.log' size 50M;
SQL> alter database add standby logfile group 5 '/u01/app/oracle/flash_recovery_area/SALES/standbylog/standby02.log' size 50M;
SQL> alter database add standby logfile group 6 '/u01/app/oracle/flash_recovery_area/SALES/standbylog/standby03.log' size 50M;
SQL> alter database add standby logfile group 7 '/u01/app/oracle/flash_recovery_area/SALES/standbylog/standby04.log' size 50M;

SQL> alter system set log_archive_config='dg_config=(sales,dgsales)';
SQL> alter system set log_archive_dest_1='location=/home/oracle/arch';
SQL> alter system set log_archive_dest_2 ='service=dgsales async valid_for=(online_logfile,primary_role) db_unique_name=dgsales';
SQL> alter system set fal_client='sales' scope=spfile;
SQL> alter system set fal_server='dgsales' scope=spfile;
SQL> alter system set db_file_name_convert='/u01/app/oracle/oradata/SALES/','/u01/app/oracle/oradata/DGSALES/' scope=spfile;
SQL> alter system set log_file_name_convert='/u01/app/oracle/oradata/SALES/','/u01/app/oracle/oradata/DGSALES/','/u01/app/oracle/flash_recovery_area/SALES/','/u01/app/oracle/flash_recovery_area/DGSALES/' scope=spfile;

SQL> shutdown immediate
SQL> startup
创建用于备库的参数文件
SQL> create pfile='/home/oracle/initsales.ora' from spfile;
cat /home/oracle/initsales.ora
文件内容如下:
sales.__db_cache_size=721420288
sales.__java_pool_size=16777216
sales.__large_pool_size=16777216
sales.__oracle_base='/u01/app/oracle'#ORACLE_BASE set from environment
sales.__pga_aggregate_target=822083584
sales.__sga_target=1207959552
sales.__shared_io_pool_size=0
sales.__shared_pool_size=436207616
sales.__streams_pool_size=0
*.audit_file_dest='/u01/app/oracle/admin/sales/adump'
*.audit_trail='db'
*.compatible='11.2.0.0.0'
*.control_files='/u01/app/oracle/oradata/SALES/controlfile/o1_mf_cb0g8x26_.ctl','/u01/app/oracle/flash_recovery_area/SALES/controlfile/o1_mf_cb0g8x3g_.ctl'
*.db_block_size=8192
*.db_create_file_dest='/u01/app/oracle/oradata'
*.db_domain=''
*.db_name='sales'
*.db_recovery_file_dest='/u01/app/oracle/flash_recovery_area'
*.db_recovery_file_dest_size=4070572032
*.diagnostic_dest='/u01/app/oracle'
*.dispatchers='(PROTOCOL=TCP) (SERVICE=salesXDB)'
*.log_archive_config='dg_config=(sales,dgsales)'
*.log_archive_dest_1='location=/home/oracle/arch'
*.log_archive_dest_2='service=dgsales async valid_for=(online_logfile,primary_role) db_unique_name=dgsales'
*.log_archive_format='sales_%t_%s_%r.log'
*.fal_client='sales'
*.fal_server='dgsales'
*.memory_target=2022703104
*.nls_language='AMERICAN'
*.nls_territory='AMERICA'
*.open_cursors=300
*.processes=150
*.remote_login_passwordfile='EXCLUSIVE'
*.undo_tablespace='UNDOTBS1'

传输initsales.ora到备库
scp /home/oracle/initsales.ora root@192.168.59.130:/home/oracle/

mv /home/oracle/initsales.ora /home/oracle/initdgsales.ora
修改initdgsales.ora
vi /home/oracle/initdgsales.ora

dgsales.__db_cache_size=721420288
dgsales.__java_pool_size=16777216
dgsales.__large_pool_size=16777216
dgsales.__oracle_base='/u01/app/oracle'#ORACLE_BASE set from environment
dgsales.__pga_aggregate_target=822083584
dgsales.__sga_target=1207959552
dgsales.__shared_io_pool_size=0
dgsales.__shared_pool_size=436207616
dgsales.__streams_pool_size=0
*.audit_file_dest='/u01/app/oracle/admin/dgsales/adump'
*.audit_trail='db'
*.compatible='11.2.0.0.0'
*.control_files='/u01/app/oracle/oradata/DGSALES/controlfile/control01.ctl','/u01/app/oracle/flash_recovery_area/DGSALES/controlfile/control02.ctl'
*.db_block_size=8192
*.db_create_file_dest='/u01/app/oracle/oradata'
*.db_domain=''
*.db_file_name_convert='/u01/app/oracle/oradata/SALES/','/u01/app/oracle/oradata/DGSALES/'
*.db_name='dgsales'
*.db_recovery_file_dest='/u01/app/oracle/flash_recovery_area'
*.db_recovery_file_dest_size=4070572032
*.diagnostic_dest='/u01/app/oracle'
*.fal_client='dgsales'
*.fal_server='sales'
*.log_archive_config='dg_config=(sales,dgsales)'
*.log_archive_dest_1='location=/home/oracle/arch'
*.log_archive_dest_2='service=sales async valid_for=(online_logfile,primary_role) db_unique_name=sales'
*.log_archive_format='dgsales_%t_%s_%r.log'
*.log_file_name_convert='/u01/app/oracle/oradata/SALES/','/u01/app/oracle/oradata/DGSALES/','/u01/app/oracle/flash_recovery_area/SALES/','/u01/app/oracle/flash_recovery_area/DGSALES/'
*.memory_target=2022703104
*.nls_language='AMERICAN'
*.nls_territory='AMERICA'
*.open_cursors=300
*.processes=150
*.remote_login_passwordfile='EXCLUSIVE'
*.undo_tablespace='UNDOTBS1'

备库
创建目录
mkdir -p /u01/app/oracle/admin/dgsales/adump
mkdir -p /u01/app/oracle/oradata/DGSALES
mkdir -p /u01/app/oracle/flash_recovery_area
mkdir -p /home/oracle/arch

主库备库tnsnames.ora添加条目:
SALES =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.59.129)(PORT = 1521))
    )
    (CONNECT_DATA =
      (SERVICE_NAME = sales)
    )
  )

DGSALES =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.59.130)(PORT = 1521))
    )
    (CONNECT_DATA =
      (SERVICE_NAME = dgsales)
    )
  )

主库listener.ora静态注册备库监听
LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = TCP)(HOST = node1)(PORT = 1521))
    )
  )

SID_LIST_LISTENER =
   (SID_LIST =
     (SID_DESC =
        (GLOBAL_DBNAME = dgsales)
        (ORACLE_HOME = /u01/app/oracle/product/11.2.0/db_1)
        (SID_NAME = dgsales)
     )
   )

ADR_BASE_LISTENER = /u01/app/oracle

重启监听
lsnrctl stop
lsnrctl start

备库listener.ora静态注册主备监听
LISTENER =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS = (PROTOCOL = TCP)(HOST = node2)(PORT = 1521))
    )
  )
SID_LIST_LISTENER =
   (SID_LIST =
     (SID_DESC =
        (GLOBAL_DBNAME = sales)
        (ORACLE_HOME = /u01/app/oracle/product/11.2.0/db_1)
        (SID_NAME = sales)
     )
     (SID_DESC =
        (GLOBAL_DBNAME = dgsales)
        (ORACLE_HOME = /u01/app/oracle/product/11.2.0/db_1)
        (SID_NAME = dgsales)
     )

)

ADR_BASE_LISTENER = /u01/app/oracle

重启监听
lsnrctl stop
lsnrctl start

传输主库sys口令文件到备库
scp /u01/app/oracle/product/11.2.0/db_1/dbs/orapwsales oracle@192.168.59.130://u01/app/oracle/product/11.2.0/db_1/dbs/
mv /u01/app/oracle/product/11.2.0/db_1/dbs/orapwsales /u01/app/oracle/product/11.2.0/db_1/dbs/orapwdgsales

启动standby 数据库到nomount
export $ORACLE_SID=dgsales
sqlplus / as sysdba
startup nomount pfile='/home/oracle/initdgsales.ora'

主库
rman target sys/oracle219@sales auxiliary sys/oracle219@dgsales

run{
allocate channel c1 type disk;
allocate channel c2 type disk;
allocate auxiliary channel s1 type disk;
duplicate target database
for standby
from active database
dorecover
spfile
parameter_value_convert 'sales','dgsales'
set db_unique_name='dgsales'
set db_file_name_convert='/SALES/','/DGSALES/'
set log_file_name_convert='/SALES/','/DGSALES/'
set control_files='/u01/app/oracle/oradata/DGSALES/controlfile/dgsales01.ctl','/u01/app/oracle/oradata/DGSALES/controlfile/dgsales02.ctl'
set log_archive_max_processes='5'
set fal_client='dgsales'
set fal_server='sales'
set standby_file_management='AUTO'
set log_archive_config='dg_config=(sales,dgsales)'
set log_archive_dest_2='service=sales async valid_for=(online_logfile,primary_role) db_unique_name=sales' ;
set log_archive_dest_state_2='enable'
set log_archive_format='dgsales_%t_%s_%r.log'
sql channel c1 "alter system archive log current";
sql channel s1 "alter database recover managed standby database using current logfile disconnect";
}

oracle 11g dataguard创建的简单方法的更多相关文章

  1. Oracle 11g Dataguard参数详解

    https://www.jb51.net/article/52269.htm注:本文译自<Oracle Data Guard 11g Handbook> Page 78 – Page 88 ...

  2. Oracle 11g dataguard check RTA(real time apply)

    Oracle 11g dataguard check RTA(real time apply) 2017年8月24日 16:38 环境:oracle 11.2.0.1 OEL 5.8 注:以下操作都在 ...

  3. Oracle 11g R2创建数据库之手工建库方式

    在之前的博文当中梳理了关于DBCA静默方式创建数据库的过程,本文就手工通过SQL*PLUS客户端采用CREATE DATABASE语句创建数据库.这种建库方式就是完全使用手工SQL语句创建数据库,通常 ...

  4. ORACLE 11G EXP导出空表方法

    EXP在导出11G的库的时候,与过去10G,9I的版本有很大的差别. 就是没有数据的表是不会分配空间的. 从Oracle 11.2.0.1版本开始,Oracle又提供了一种新的空间分配方法: Crea ...

  5. Oracle 11g R2创建数据库之DBCA静默方式

    通常创建Oracle数据库都是通过DBCA(Database Configuration Assistant)工具完成的,DBCA工具可以通过两种方式完成建库任务,即图形界面方式和静默命令行方式.既然 ...

  6. Oracle 11g DataGuard搭建(一) - 单节点到单节点

    (一)DataGuard概要 DataGuard中文称为”数据卫士“,提供了数据库高可用性.数据保护和灾难恢复的功能.DataGuard通过建立primary数据库和standby数据库来确立参照关系 ...

  7. oracle 11g 如何创建、修改、删除list-list组合分区

    Oracle11g在分区方面做了很大的提高,不但新增了4种复合分区类型,还增加了虚拟列分区.系统分区.INTERVAL分区等功能. 9i开始,Oracle就包括了2种复合分区,RANGE-HASH和R ...

  8. Oracle 11g EM删除重建的方法

    虚拟机里的Oracle 11g好长时间没用了,突然打开之后发现EM无法访问了,EM可以重建,于是也不打算查找原因了,直接使大招 OS:Windows Server 2012 Oracle:11g R2 ...

  9. oracle 11g 分区表创建(自动按年、月、日分区)

    前言:工作中有一张表一年会增长100多万的数据,量虽然不大,可是表字段多,所以一年下来也会达到 1G,而且只增不改,故考虑使用分区表来提高查询性能,提高维护性. oracle 11g 支持自动分区,不 ...

随机推荐

  1. Python OOP(1):从基础开始

    本文旨在Python复习和总结: 1.如何创建类和实例? # 创建类 class ClassName(object): """docstring for ClassNam ...

  2. 002_Razor简介

    关于 Razor: Razor 语句以 @ 字符开始.在使用 Razor 声明视图模型对象的类型时要使用小写字母,如在本例文件 Index.cshtml 文件中 @model 以小写的 m 开头,但要 ...

  3. MySQL SQL模式匹配

    MySQL提供标准的SQL模式匹配,SQL模式匹配允许你使用“_”匹配任何单个字符,而“%”匹配任意数目字符(包括零字符).. 关于SQL模式匹配:http://dev.mysql.com/doc/r ...

  4. CMS如何提供XML格式的接口

    在做APP的过程中,需要服务端的接口数据. 是用Json格式还是Xml格式呢,很多人会说还是xml习惯. 然而PHP更适合返回的还是json,php核心库中就包含了json编码的函数,可以直接将数组转 ...

  5. Linux命令详解之–cd命令

    cd命令是linux实际使用当中另一个非常重要的命令,本文就为大家介绍下Linux中cd命令的用法. 更多Linux命令详情请看:Linux命令速查手册 Linux cd命令用于切换当前工作目录至 d ...

  6. PHP学习笔记:keditor的使用

    keditor时一个免费的开源编辑器,很多公司在使用(百度编辑器也不错).最近为了做一个客户信息管理系统,在发送邮件模块用到这个编辑器,也算学习一下新的东西. 第一步:下载编辑器 到它的官网下载:ht ...

  7. 【iOS】Quartz2D信纸条纹

    一.前导程序 新建一个项目,在主控制器文件中实现以下几行代码,就能轻松的完成图片在视图中的平铺. - (void)viewDidLoad { [super viewDidLoad]; UIImage ...

  8. ASP.NET Web API通过ActionFilter来实现缓存

    using System; using System.Collections.Generic; using System.Linq; using System.Threading; using Sys ...

  9. Android 手机卫士12--进程管理

    1.本进程不能被选中,所以先将checkbox隐藏掉--手机卫士 不能自杀 if(getItem(position).packageName.equals(getPackageName())){ ho ...

  10. JavaScript调Java

    1.映射Java对象到JavaScript对象上 MainActivity.java package com.example.jsdemo; import android.os.Bundle; imp ...